example for edu-riscv64:watchdog,lcd and timer

APP_Framework/Applications/app_test/test_wdt.c

@@ -0,0 +1,45 @@
+#include <stdio.h>
+#include <string.h>
+#include <transform.h>
+
+void TestWDT(int argc, char *agrv[])
+{
+    int wdt_fd = PrivOpen(WDT0_DEV_DRIVER, O_RDWR);
+    if (wdt_fd < 0)
+    {
+        printf("open wdt_fd fd error:%d\n", wdt_fd);
+        return;
+    }
+    printf("hw watchdog open!\n");
+
+    // init watchdog
+    int wdt_time = 1000;
+
+    struct PrivIoctlCfg ioctl_cfg;
+    ioctl_cfg.ioctl_driver_type = WDT_TYPE;
+    ioctl_cfg.args = (void *)&wdt_time;
+
+    if (0 != PrivIoctl(wdt_fd, OPER_WDT_SET_TIMEOUT, &ioctl_cfg))
+    {
+        printf("ioctl wdt fd error %d\n", wdt_fd);
+        PrivClose(wdt_fd);
+        return;
+    }
+
+    int test_counter = 100;
+
+    // wdt feed or not according to argc,if argc!=1 then dog won't be feed
+    while (test_counter--)
+    {
+        if (1 == argc)
+        {
+            printf("dog is feed\n");
+            PrivIoctl(wdt_fd, OPER_WDT_KEEPALIVE, &ioctl_cfg); // feed dog
+        }
+        PrivTaskDelay(100);
+    }
+    PrivClose(wdt_fd);
+    return;
+}
+
+PRIV_SHELL_CMD_FUNCTION(TestWDT, a wdt test sample, PRIV_SHELL_CMD_MAIN_ATTR);